<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>表格实例</title>
</head>
<body>
    <table border="1" width="1000" align="center">
        <tr>
            <td>A01</td>
            <td>A02</td>
            <td>A03</td>
            <td>A04</td>
        </tr>
        <tr>
            <td colspan="2">A01</td>
            <td colspan="2">A02</td>
        </tr>
        <tr>
            <td>A01</td>
            <td>A02</td>
            <td>A03</td>
            <td>A04</td>
        </tr>
    </table>
</body>
</html>